The 39 Clues: Doublecross Books in Order
FAQ
How many books are in The 39 Clues: Doublecross series?
4 books
When will the next book in the series be released?
No new book is currently scheduled. The latest book, Mission Atomic, was published in July 2016.
When was the most recent book released?
Mission Atomic was published in July 2016.
What was the first book in the series?
The first book in the series is Mission Titanic, published in February 2015.
What genre is The 39 Clues: Doublecross series?
The series primarily falls into the Action Adventure genre.
Is The 39 Clues: Doublecross series finished?
The series does not currently have a new book scheduled.